In Keratoconus, all are seen except:
**Core Concept**
Keratoconus is a **corneal disorder** characterized by progressive thinning and conical protrusion of the cornea, leading to **visual impairment**. The underlying pathophysiology involves **collagen** and **proteoglycan** abnormalities.
**Why the Correct Answer is Right**
Since the options are not provided, let's discuss the common features of Keratoconus: **Munson's sign**, **Fleischer ring**, and **Vogt's striae** are typically seen.
**Why Each Wrong Option is Incorrect**
**Option A:** Without the specific option, it's challenging to provide a detailed explanation.
**Option B:** Similarly, without the option, it's hard to determine why it's incorrect.
**Option C:** This option would be incorrect if it described a common feature of Keratoconus.
**Option D:** This might be the correct answer if it described something not typically associated with Keratoconus.
**Clinical Pearl / High-Yield Fact**
A key point to remember is that Keratoconus often presents with **progressive myopia** and **astigmatism** due to the conical shape of the cornea.
**Correct Answer:** Not provided, as the options are missing.